Xing‐Hui Qi

ORCID: 0000-0002-6233-356X
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About
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Research Areas
  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Crystallography and molecular interactions
  • Crystal Structures and Properties
  • Perovskite Materials and Applications
  • Inorganic Chemistry and Materials
  • Solid-state spectroscopy and crystallography
  • Magnetism in coordination complexes
  • Lanthanide and Transition Metal Complexes
  • Chemical Synthesis and Characterization
  • Organometallic Complex Synthesis and Catalysis
  • Luminescence and Fluorescent Materials
  • Advanced Battery Materials and Technologies
  • Catalysis and Oxidation Reactions
  • Organic Light-Emitting Diodes Research
  • Organometallic Compounds Synthesis and Characterization
  • Polyoxometalates: Synthesis and Applications
  • Luminescence Properties of Advanced Materials
  • Metal-Organic Frameworks: Synthesis and Applications
  • 2D Materials and Applications
  • Metal complexes synthesis and properties
  • Molecular Sensors and Ion Detection
  • Advancements in Battery Materials
  • Nonlinear Optical Materials Studies
  • Nanocluster Synthesis and Applications

Tianjin University
2023-2025

Tianjin International Joint Academy of Biomedicine
2025

National University of Singapore
2023

Fujian Institute of Research on the Structure of Matter
2013-2022

Chinese Academy of Sciences
2013-2022

Institut de Chimie de la Matière Condensée de Bordeaux
2019-2022

Université de Bordeaux
2019-2021

Centre National de la Recherche Scientifique
2019-2021

Institut Polytechnique de Bordeaux
2019-2021

Fuzhou University
2013-2020

A layered thiostannate with remarkable Cs<sup>+</sup> and Sr<sup>2+</sup> ion-exchange performance was synthesized on a large scale by facile, one-pot, economical solvothermal method.

10.1039/c5ta00566c article EN Journal of Materials Chemistry A 2015-01-01

Two hybrid organic–inorganic metal halides with room-temperature phosphorescence (RTP) have been designed and synthesized. The aromatic organic ligands in the structures give rise to phosphorescent property, while rigid inorganic frameworks enhance RTP efficiency. Pb2(PLA)(H2O)2Br2 (PLA, 1,4-phenylenediacetic acid) shows anti-Kasha's rule RTP, which has rarely reported before. twisted intramolecular charge transfer (TICT) a flexible PLA ligand might be origination of according...

10.1021/acs.chemmater.9b04268 article EN Chemistry of Materials 2020-01-31

Among numerous heterometallic chalcogenidoantimonates, relatively a few amine-directed Ge–Sb–S compounds have been synthesized. Presented here are the solvothermal syntheses, crystal structures, and ion-exchange, optical, photocatalytic properties of two novel compounds, namely, [CH3NH3]20Ge10Sb28S72·7H2O (1) [(CH3CH2CH2)2NH2]3Ge3Sb5S15·0.5(C2H5OH) (2). The structure 1 features an unprecedented two-dimensional double-layer composed twofold rotational symmetry-related thick [Ge8Sb28S72]n28n–...

10.1021/acs.inorgchem.5b01181 article EN Inorganic Chemistry 2015-08-20

Metal ion-doped zero-dimensional halide perovskites provide good platforms to generate broadband emission and explore the fundamental dynamics of regulations. Recently, Sb3+-doped have attracted considerable attention for high quantum yield yellow emission; however, triplet state recombination is activated singlet usually absent. Herein, we fabricate an [(CH3)4N]2SnCl6 perovskite that can induce emission. Density functional theory calculation shows there are some overlaps between highest...

10.1021/acs.inorgchem.3c02293 article EN Inorganic Chemistry 2023-08-22

By utilizing different small amine molecules as structure-affecting agents (SAAs) and charge-balancing (CBAs), four new M–Sn–Q (M = Zn, Ag; Q S, Se) compounds with the anionic architectures ranging from a one-dimensional (1D) chain to three-dimensional (3D) network have been solvothermally synthesized. Compound [(Me)2NH2]2ZnSn3Se8 (1) features an (4,4) layer of [ZnSn3Se8]n2n– represents rare [ZnSn3Se10] T2 cluster-based two-dimensional Zn–Sn–Se compound directed by organic amine....

10.1021/acs.cgd.6b01619 article EN Crystal Growth & Design 2017-01-17

The photoinduced properties of the octacoordinated complex K4 MoIV (CN)8 ⋅2 H2 O were studied by theoretical calculations, crystallography, and optical magnetic measurements. crystal structure recorded at 10 K after blue light irradiation reveals an heptacoordinated Mo(CN)7 species originating from light-induced cleavage one Mo-CN bond, concomitant with formation a paramagnetic signal. When this is heated to 70 K, it returns its original diamagnetic ground state, demonstrating full...

10.1002/anie.201914527 article EN Angewandte Chemie International Edition 2019-12-03

Presented is an inorganic-organic hybrid compound Mn2(api)Sb2S5 (1) with uniaxial NTE behaviour. The of reflects a strong synergistic role organic and inorganic components, which results from the novel zigzag linkage interlamellar ligands. An "elevator-platform" expansion mechanism was proposed, implications for future design sensitive thermomechanical actuators.

10.1039/c4cc06373b article EN Chemical Communications 2014-01-01

The glassy state of inorganic-organic hybrid metal halides combines their excellent optoelectronic properties with the outstanding processability glass, showcasing unique application potential in solar devices, display technologies, and plastic electronics. Herein, by tailoring organic cation from N-phenylpiperazine to dimethylamine gradually, four types zero-dimensional antimony are obtained various optical thermal properties. guest water molecules crystal (N-phenylpiperazine)2SbCl6·Cl·5H2O...

10.1021/acs.inorgchem.4c04873 article EN Inorganic Chemistry 2025-01-18

Organic-inorganic hybrid metal halides have attracted much attention due to their excellent optoelectronic properties. The heterometallic structure is expected achieve more complex luminescence centers, thereby improving the tunability of fluorescent materials. This paper reports synthesis crystals [Cu(2,2'-bpy)(PPh3)2][CuCl2(PPh3)2Sb2OCl4] (1, 2,2'-bpy = 2,2'-bipyridine, PPh3 triphenylphosphine) and (Mim)2[Sb2OCl6] (2, Mim 1-methylimidazole). Crystal 1 a new Menshutkin-type compound with...

10.1021/acs.inorgchem.4c05573 article EN Inorganic Chemistry 2025-02-19

Presented is a water-stable Eu-coordination polymer, namely [HMIm]Eu(DHBDC)<sub>2</sub>, capable of detecting Ba<sup>2+</sup> in aqueous solution and acting as two-PL transition fluorescence thermometer.

10.1039/c6dt00641h article EN Dalton Transactions 2016-01-01

Reported here are the syntheses, structures, and characterizations of four novel In–Sb–S compounds containing organic amines, namely, [PAH]3[In3Sb2S9] (PA = n-propylamine) (1), [Fe(en)3][In2Sb2S7] (en ethylenediamine) (2), [Mg(dien)2][In2Sb2S7]·0.5H2O (dien diethylenetriamine) (3), In2(N,N-dmen)2Sb2S6 (N,N-dmen N,N-dimethylethylenediamine) (4). Compound 1 features a [In3Sb2S9]n3n– layer assembled by alternating linkage {In2Sb2S8}n ribbons {In4Sb2S12}n double-ribbons. Both 2 3 possess layered...

10.1021/cg5015779 article EN Crystal Growth & Design 2014-11-17

Lead-based two-dimensional organic-inorganic hybrid perovskites (2D HOIPs) are popular materials with various optical properties, which can be tuned through metal ion doping. Due to the size and valence misfit, dopants in 2D lead-based HOIPs still limited. In this work, Mn

10.1039/d3dt03841f article EN Dalton Transactions 2023-12-19

Two mixed-valent thioarsenates, namely (enH2)(4.5)[In(As(V)S4)3][As2(III)(μ-S2)S3]Cl (1) and (enH2)MnAs(III)As(V)S6 (2) (en = ethylenediamine), have been solvothermally synthesized characterized. Thermal stability, magnetic optical properties, as well theoretical band structures DOSs, of 1 2 also studied.

10.1039/c3dt53048e article EN Dalton Transactions 2013-12-02

The first organically directed bismuth thiogermanate, namely [(Me)2NH2][BiGeS4] (), has been solvothermally synthesized and characterized. structure features a two-dimensional anionic network of [BiGeS4]n(n-), with dimethylammonium as counterion structure-directing agent. is able to undergo ion exchange Rb(+) ions.

10.1039/c4dt00173g article EN Dalton Transactions 2014-01-01

A new chalcogenide crystal, (NH4)4Ag12Sn7Se22 (FJSM-STS), has been solvothermally synthesized. The crystal structure, which is composed of arrays [Sn3Se9]n(6n-) chains interconnecting [SnAg6Se10]n(10n-) and [Ag3Se4]n(5n-) layers, unprecedented among the reported A/Ag/Sn/Q (A = cation; Q S, Se, Te) compounds. Optical absorption together with theoretical calculations band structure indicate a direct gap 1.21 eV for FJSM-STS, close to ideal maximize photoconversion efficiency proposed by...

10.1021/acs.inorgchem.6b00803 article EN Inorganic Chemistry 2016-05-26

Three new ionic salts containing [M(CN)8]4− (M = MoIV and WIV) were prepared using large complex cations based on a non-conventional motif built with the tris(2-aminoethyl)amine (noted hereafter tren) ligand, [{M’(tren)}3(μ-tren)]6+ (M’ CuII ZnII). The crystal structures of three compounds show that atomic arrangement is formed by relatively isolated anionic cationic entities. irradiated blue light at low temperature, significant photomagnetic effect. remarkable properties these are (i)...

10.3390/magnetochemistry7070097 article EN cc-by Magnetochemistry 2021-07-06

The strategy of organic ligand exchange is proposed to tune the optical properties organic-inorganic hybrid cuprous halides. In this work, chiral (S)-(-)-2,2'-bis(di-

10.1021/acs.inorgchem.4c03561 article EN Inorganic Chemistry 2024-12-13

Phonon-assisted single-photon upconversion, which was not previously reported in organic materials, has been demonstrated the 6-pentaceneone crystal through linear pumping power dependent anti-Stokes photoluminescence (ASPL), nanoseconds PL lifetime and quenched ASPL at low temperature. Furthermore, can be mechanically exfoliated to ultrathin flakes it exhibits thickness-dependent photoluminescence.

10.1039/d0nr00306a article EN Nanoscale 2020-01-01

Abstract The photoinduced properties of the octacoordinated complex K 4 Mo IV (CN) 8 ⋅2 H 2 O were studied by theoretical calculations, crystallography, and optical magnetic measurements. crystal structure recorded at 10 after blue light irradiation reveals an heptacoordinated Mo(CN) 7 species originating from light‐induced cleavage one Mo−CN bond, concomitant with formation a paramagnetic signal. When this is heated to 70 K, it returns its original diamagnetic ground state, demonstrating...

10.1002/ange.201914527 article EN Angewandte Chemie 2019-12-03

Three new mononuclear cobalt compounds─trans-[Co(3,5-dbcat)(3,5-dbsq)(4-Etpy)2]·CH3CN (1), cis-[Co(3,5-dbcat)(3,5-dbsq)(3-NH2py)2]·DMF (2), and trans-[Co(3,5-dbcat)(3,5-dbsq)(4-NH2py)2]·2DMF (3) (where 3,5-dbcat2– 3,5-dbsq• – stand for 3,5-di-tert-butyl-catecholate 3,5-di-tert-butyl-semiquinonate, respectively), derived from a redox-active o-dioxolene ligand in the presence of 4-ethylpyridine (4-Etpy), 3-aminopyridine (3-NH2py), 4-aminopyridine (4-NH2py), respectively─have been synthesized...

10.1021/acs.cgd.1c00417 article EN Crystal Growth & Design 2021-12-31
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